YES. This would be great for boundary/initial conditions and simple material properties.

On Fri, Jan 27, 2012 at 12:11 PM, Roy Stogner <> wrote:

I'm adding support to an app for setting analytic initial and boundary
conditions at runtime via math expression strings in config files,
using the muParser library to turn the strings into bytecode and the
bytecode into vector-valued function evaluations.

Would anyone be interested in seeing some of the underlying
infrastructure (configure-time identification of muParser 2.0+, a
HAVE_MUPARSER dependent ParsedFunction subclass of FunctionBase) moved
into libMesh?

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